I think that it is Covalent..
A chemical change changes the bonds by forming or breaking them, and cannot be brought back to it's original form.
b. milk souring
Answer:
Yes, you can compost lettuce and other salad leaves. Be careful! If the salad is covered in lots of dressing, the oils or fats in the dressing may attract rats or other animals to your compost heap.
To be honest, I learned this in school so I'll tell you XD
The formula of sodium oxide is Na2O
Answer:
The plant would be insect-resistant and improve its chances of success.
Explanation: